Under the pretense of it being a "squirting" project, Ichika is forced to drink a large amount of water before filming. However, the water is laced with an aphrodisiac! Aphrodisiac is also mixed into the lotion. As filming progresses, her sensitivity gradually increases, and her breathing becomes increasingly rough. Once she is fully aroused, with more aphrodisiac added, there is no stopping. Her sexual desire is awakened, and she is sent on a trip to an unparalleled climax...